{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "trigger": true, "arguments": ["releaser", "patch", "supported platform", "patch number", "vulnerable system version", "vulnerability", "issues addressed", "vulnerable system", "common vulnerabilities and exposures"]}, {"event_type": "data breach", "trigger": true, "arguments": ["damage amount", "number of data", "attack pattern", "number of victim", "place", "purpose", "compromised data", "tool", "attacker", "time", "victim"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["vulnerable system version", "common vulnerabilities and exposures", "capabilities", "vulnerable system", "time", "vulnerability"]}, {"event_type": "phishing", "trigger": true, "arguments": ["place", "damage amount", "attack pattern", "trusted entity", "purpose", "victim"]}, {"event_type": "ransom", "trigger": true, "arguments": ["attacker", "price", "attack pattern", "payment method", "damage amount", "tool", "place"]}], "input": "“ Our investigations established that some personal candidate information pertaining to accounts created before July 2012 has been exposed ."}
{"patch vulnerability": [], "data breach": [{"trigger": "has been exposed", "arguments": {"damage amount": "NAN", "number of data": "NAN", "attack pattern": "NAN", "number of victim": "NAN", "place": "NAN", "purpose": "NAN", "compromised data": ["accounts", "personal candidate information"], "tool": "NAN", "attacker": "NAN", "time": "before July 2012", "victim": "NAN"}}], "discover vulnerability": [], "phishing": [], "ransom": []}